1 files changed, 2 insertions, 0 deletions

diff --git a/mm/slab.h b/mm/slab.h
index f96b49e4704e..4d6d836247dd 100644
--- a/mm/slab.h
+++ b/mm/slab.h
@@ -162,6 +162,8 @@ static inline const char *cache_name(struct kmem_cache *s)
 
 static inline struct kmem_cache *cache_from_memcg(struct kmem_cache *s, int idx)
 {
+        if (!s->memcg_params)
+                return NULL;
         return s->memcg_params->memcg_caches[idx];
 }